Tommy John Men's Second Skin Trunk 90% Modal, 10% Spandex Imported Machine Wash Super-thin micro modal fabric - as soft and luxurious as silk 360 stretch - prevents riding up, wedgies, and keeps its shape Contour pouch - no adjustment needed Stay put waistband - won't roll or leave marks Quick draw fly - horizontal fly for quick access when nature calls, 90 percent non-pilling micro modal, 10 percent spandex